Patent · US Expired

Multipurpose railroad freight car

US5038687A · kind A · utility

1Cited by
34References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1987
Grant dateAug 13, 1991
Priority date
Expiry dateAug 6, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65G25/065
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A multipurpose railroad freight car suitable for carrying either bulk freight or granular freight. The floor of the freight car comprises a pair of opposed, reversible conveyors. Also disclosed is a transverse wiper bar to guide the granular freight along the floor of the freight car to a central discharge chute.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.